94115 is a Democratic stronghold. About 85% of voters here vote Democratic and 15% Republican.
About 65% of adults in 94115 typically vote, near the U.S. average of about 62%. Among adults in 94115, ~55% vote Democratic, ~10% Republican, and ~35% don't vote. The map below shows estimated turnout by block group.
How 94115 compares
Among zip codes within 15 miles, 94115 leans more Democratic than 52 of 79 neighbors.
94115 runs about 49 points more Democratic than California as a whole.
Politics vary noticeably by block within 94115. The southwest side is the most Democratic-leaning (D+81) and the southeast side is the least Democratic-leaning (D+57), a spread of about 24 points.
Why 94115 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 94115, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in 94115 live in densely developed areas, about 64 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and 94115 sits in the top quarter (about 73%, above 98% of zip codes). A high never-married share predicts Democratic voting, and about 48% of adults in 94115 have never been married, above 94% of zip codes.
Population density and Democratic lean
Places with high population density tend to lean Democratic; 94115, CA sits in the top tenth nationally on this measure.
Why turnout in 94115 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 94115 is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 70%, about 10 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Zip Codes
Zip Codes with Similar Populations
Sources and methodology
Precinct-level voting records used to fit the model come from California Secretary of State, Elections, distributed by the Voting and Election Science Team. Demographic inputs come from the U.S. Census Bureau (ACS 5-year estimates and the 2020 Decennial Census). Health and environmental inputs come from the CDC (PLACES and the Environmental Justice Index). Land cover comes from the USGS and EPA. Election-day and lead-up weather come from PRISM 4km daily grids and the NOAA Global Historical Climatology Network. Mail-voting and election-administration patterns come from the MIT Election Lab's Survey of the Performance of American Elections. Block-group crime detail comes from CrimeGrade. Internet data and modeling support provided by ISPreports.org.
Modeling and analysis by the BestNeighborhood data science team. Full methodology and findings: political spectrum map.
Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.